drm/radeon: add GPU reset flags
The idea here is to move to a finer grained reset.
In some cases we may not need reset every block, and
in other cases we may not need to re-init the entire
asic.
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 9b9422c..34e5230 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -132,6 +132,11 @@
#define RADEON_VA_RESERVED_SIZE (8 << 20)
#define RADEON_IB_VM_MAX_SIZE (64 << 10)
+/* reset flags */
+#define RADEON_RESET_GFX (1 << 0)
+#define RADEON_RESET_COMPUTE (1 << 1)
+#define RADEON_RESET_DMA (1 << 2)
+
/*
* Errata workarounds.
*/